cypress semiconductor corporation 198 champion court san jose , ca 95134 - 1709 408 - 943 - 2600 document number: 002 - 14836 rev. ** revised july 1, 2016 the following document contains information on cypress products. although the document is marked with the name broadcom , the company that originally developed the specification, cypress will continue to offer these pr oducts to new and existing customers. continuity of specifications there is no change to this document as a result of offering the device as a cypress product. any changes that have been made are the result of normal document improvements and are noted in the document history page, where supported. future revisions will occur when appropriate, and changes will be noted in a document history page. continuity of ordering part numbers cypress continues to support existing part numbers. to order these products , please use only the ordering part numbers listed in this document. for more information please visit our website at www .cypress.com or contact your local sales office for additional information about cypress pro ducts and services. our customers cypress is for true innovators C in companies both large and small. our customers are smart, aggressive, out - of - the - box thinkers who design and develop game - changing products that revolutionize their industries or create n ew industries with products and solutions that nobody ever thought of before. about cypress founded in 1982, cypress is the leader in advanced embedded system solutions for the worlds most innovative automotive, industrial, home automation and appliances, consumer electronics and medical products. cypresss programmable systems - on - chip, general - purpose microcontrollers, analog ics, wireless and usb - based connectivity solutions and reliable, high - performance memories help engineers design differentiated pro ducts and get them to market first. cypress is committed to providing customers with the best support and engineering resources on the planet enabling innovators and out - of - the - box thinkers to disrupt markets and create new product categories in record tim e. to learn more, go to www.cypress.com .
overview the broadcom ? BCM20732 is a bluetooth low- energy (ble)-only system-on-a-chip (soc). the BCM20732 radio has been designed to provide low power, low cost, and robust communications for applications operating in the globally available 2.4 ghz unlicensed industrial, scientific, and medical (ism) band. the single-chip ble soc is a monolithic compo- nent implemented in a standard digital cmos pro- cess and requires minimal external components to make a fully compliant bluetooth device. the BCM20732 is available in a 32-pin, 5 mm 5 mm 32-qfn package. features ? ble-compliant ? infrared modulator ? ir learning ? supports adaptive frequency hopping ? excellent receiver sensitivity ? 10-bit auxiliary adc with nine analog channels ? on-chip support for serial peripheral interface (master and slave modes) ? broadcom serial control (bsc) interface (com- patible with nxp i 2 c slaves) ? programmable output power control ? integrated arm cortex-m3 based microproces- sor core ? on-chip power-on reset (por) ? support for eeprom and serial flash interfaces ? integrated low dropout (ldo) regulator ? on-chip, software controlled power manage- ment unit ? rohs compliant applications the following profiles are supported in rom: ? battery status ? blood pressure monitor ? find me ? heart rate monitor ? proximity ? thermometer ? weight scale ? time additional profiles that can be supported from ram include: ? blood glucose monitor ? temperature alarm ? location benefits ? easy-to-use application development environ- ment for rapid application prototyping. ? open source-based integrated development environment (ide) and toolchain. ? fully integrated with the broadcom wireless internet connectivity for embedded devices (wiced) portfolio featuring embedded wifi and ble iot solutions. ? complies with all of the relevant regulatory and manufacturing standards. ? ble-compliant single-mode solu- tion. ? integrated arm ? cortex?-m3 microcontroller unit (mcu), radio frequency and embedded ble stack all on a single chip. ? full software support, including gatt, profiles, stack, apis and application software develop- ment kit. ? power optimized for single-mode coin cell operation and from 1.2v supply. ? on-chip support for two serial peripheral interfaces. ? onboard 12-bit analog-to-digital converter. ? onboard wake-up timer BCM20732 ? medical devices ? sports and fitness ? security systems ? remote controls ? set-top boxes wireless internet of thin gs (iot) product brief BCM20732 single-chip bluetooth low energy-only soc
? 2016 broadcom. all rights reserved. broadcom ? , the pulse logo, connecting everything ? , the connecting everything logo, and avago technologies are among the trademarks of broadcom and/or its affiliates in the united states, certain other countries and/or the eu. any other trademarks or trade names mentioned are t he property of their respective owners. broadcom reserves the right to make changes without further notice to any products or data herein to improve reliability, function, or design. about broadcom broadcom (nasdaq: avgo) is a diversified global semiconductor leader built on 50 years of innovation, collaboration and engineering excellence. broadcom?s extensive product portfolio serves multiple applications within four primary end markets: wired infrastructure, wireless communications, enterprise storage and industrial & others. broadcom is changing the world by connecting everything ? . for more information, go to www.broadcom.com. 20732-pb100-r ? april 13, 2016 BCM20732 system block diagram the BCM20732 provides all the compo- nents for an integrated ble peripheral design (mcu, rf, adc dac, timers, stack, and so forth) on a single piece of sil- icon. the BCM20732 is also backed by a rich ecosystem of hardware, software, and application partners and leverages broad- com's world leading connectivity portfolio (bluetooth, gps, nfc, and wifi) to accel- erate the development of unique products that drive differentiation and increase mar- ket share. processing unit (arm -cm3) system bus bluetooth baseband core 2.4 ghz radio rf control and data t/r switch rf i/o gpio control/ status registers frequency synthesizer 24 mhz ref xtal pmu i/o ring bus i/o ring control registers peripheral interface block 1.2v vdd_core domain vdd_io domain wake 1.2v ldo 1.425v to 3.6v 1.62v to 3.6v 1.2v vdd_core 320k rom 60k ram bsc/spi master interface (bsc is i 2 c- compa ? ble) sda/ mosi scl/ sck high current driver controls 14 gpios 32 khz lpclk 9 adc inputs 24 mhz hclk (24 mhz to 1 mhz) autocal miso 1.2v vdd_rf domain pwm wdt 128 khz lpo 4 32 khz lpclk 128 khz lpclk 32 khz y?o ~}??}vo power 1.62v to 3.6v vdd_io 1.2v por 1.2v test uart ir i/o ir mod. and learning spi m/s 3.6v mia por 28 adc inputs ct gp adc vss, vddo, vddc periph uart uart_rxd uart_txd tx rx rts_n cts_n muxed on gpio volt. trans ordering information part number 32-pin, 5 mm 5 mm 32-qfn package BCM20732a1kml2g
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